Acuity Brands (AYI) Short Interest Ratio & Short Volume $273.08 +16.52 (+6.44%) As of 01:29 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Acuity Brands Short Interest DataAcuity Brands (AYI) has a short interest of 785,900 shares, representing 2.55% of the float (the number of shares available for trading by the public). This marks a -6.52% decrease in short interest from the previous month. The short interest ratio (days to cover) is 2.0, indicating that it would take 2.0 days of the average trading volume of 303,226 shares to cover all short positions.Current Short Interest785,900 sharesPrevious Short Interest840,700 sharesChange Vs. Previous Month-6.52%Dollar Volume Sold Short$185.71 millionShort Interest Ratio2.0 Days to CoverLast Record DateApril 15, 2025Outstanding Shares30,905,000 sharesFloat Size30,790,000 sharesShort Percent of Float2.55%Today's Trading Volume121,767 sharesAverage Trading Volume303,226 sharesToday's Volume Vs. Average40% Short Selling Acuity Brands? Sign up to receive the latest short interest report for Acuity Brands and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartAYI Short Interest Over TimeAYI Days to Cover Over TimeAYI Percentage of Float Shorted Over Time Acuity Brands Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/15/2025785,900 shares $185.71 million -6.5%2.6%2 $236.30 3/31/2025840,700 shares $221.79 million -15.2%2.7%2.2 $263.82 3/15/2025991,500 shares $260.78 million +28.6%3.2%2.9 $263.01 2/28/2025771,200 shares $229.00 million +2.1%2.5%2.4 $296.94 2/15/2025755,300 shares $248.88 million -11.8%2.5%2.5 $329.51 1/31/2025856,500 shares $284.68 million +8.3%2.8%2.7 $332.38 1/15/2025790,800 shares $257.62 million +16.0%2.6%2.5 $325.77 12/31/2024681,500 shares $199.09 million -23.8%2.2%2.3 $292.13 12/15/2024894,600 shares $284.25 million +35.7%2.9%3 $317.74 11/30/2024659,100 shares $211.37 million -12.5%2.1%2.4 $320.69 Get the Latest News and Ratings for AYI and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Acuity Brands and its competitors with MarketBeat's FREE daily newsletter. 11/15/2024753,500 shares $245.54 million -13.4%2.5%2.9 $325.87 10/31/2024870,300 shares $261.69 million +0.1%2.8%3.6 $300.69 10/15/2024869,500 shares $264.82 million -28.1%2.8%3.8 $304.57 9/30/20241,210,000 shares $333.26 million -9.0%3.9%5.1 $275.42 9/15/20241,330,000 shares $343.19 million -2.2%4.3%5.8 $258.04 8/31/20241,360,000 shares $346.39 million +3.0%4.4%5.6 $254.70 8/15/20241,320,000 shares $311.78 million +3.9%4.3%5.2 $236.20 7/31/20241,270,000 shares $319.21 million -14.8%4.1%4.9 $251.35 7/15/20241,490,000 shares $372.63 million +2.8%4.9%5.6 $250.09 6/30/20241,450,000 shares $350.09 million -11.6%4.7%5.6 $241.44 6/15/20241,640,000 shares $413.90 million +7.9%5.3%6.2 $252.38 5/31/20241,520,000 shares $394.80 million +1.3%5.0%6.3 $259.74 5/15/20241,500,000 shares $399.30 million +11.9%4.9%6.4 $266.20 4/30/20241,340,000 shares $332.86 million +13.6%4.4%5.8 $248.40 4/15/20241,180,000 shares $297.82 million +8.3%3.8%5 $252.39 3/31/20241,090,000 shares $292.92 million +26.0%3.6%4.1 $268.73 3/15/2024864,800 shares $223.73 million -8.1%2.8%3.4 $258.71 2/29/2024940,900 shares $236.39 million +4.2%3.1%3.6 $251.24 2/15/2024902,700 shares $218.60 million -14.0%2.9%3.5 $242.16 1/31/20241,050,000 shares $250.11 million -20.5%3.4%3.8 $238.20 1/15/20241,320,000 shares $296.43 million -23.3%4.3%4.5 $224.57 12/31/20231,720,000 shares $352.31 million -1.7%5.6%5.4 $204.83 12/15/20231,750,000 shares $355.48 million -6.4%5.7%5.4 $203.13 11/30/20231,870,000 shares $335.22 million -4.1%6.1%5.8 $179.26 11/15/20231,950,000 shares $354.32 million -20.1%6.3%5.9 $181.70 10/31/20232,440,000 shares $395.18 million +0.4%7.9%7.3 $161.96 10/15/20232,430,000 shares $433.95 million +0.8%7.8%7.3 $178.58 9/30/20232,410,000 shares $410.45 million -1.2%7.7%7.6 $170.31 9/15/20232,440,000 shares $389.57 million +0.4%7.8%7.9 $159.66 8/31/20232,430,000 shares $391.93 million -14.1%7.8%7.2 $161.29The Man I Turn to In Times Like This (Ad)A storm is brewing in the markets: new tariffs, recession warnings, and panic in the headlines. That’s when publisher Brett Aitken turns to Whitney Tilson—a man CNBC once dubbed “The Prophet.” Tilson just released a new prediction that runs counter to what mainstream finance is telling you.Market chaos? Hear Tilson’s take now 8/15/20232,830,000 shares $453.11 million +7.6%9.1%8.1 $160.11 7/31/20232,630,000 shares $434.42 million No Change8.5%7.7 $165.18 7/15/20232,630,000 shares $435.42 million +1.2%8.5%7.7 $165.56 6/30/20232,600,000 shares $423.98 million +9.2%8.4%7.2 $163.07 6/15/20232,380,000 shares $405.08 million +18.4%7.5%6.4 $170.20 5/31/20232,010,000 shares $302.89 million +32.2%6.3%5.8 $150.69 5/15/20231,520,000 shares $241.54 million +2.7%4.8%4.6 $158.91 4/30/20231,480,000 shares $232.92 million -10.8%4.7%4.5 $157.38 4/15/20231,660,000 shares $261.87 million -2.9%5.2%5.1 $157.75 3/31/20231,710,000 shares $312.47 million +16.3%5.4%5.3 $182.73 3/15/20231,470,000 shares $272.58 million +3.5%4.6%5.4 $185.43 2/28/20231,420,000 shares $275.42 million +2.2%4.4%5.5 $193.96 2/15/20231,390,000 shares $269.15 million +23.0%4.4%5.6 $193.63 1/31/20231,130,000 shares $213.03 million +0.9%3.5%4.5 $188.52 1/15/20231,120,000 shares $194.63 million +7.7%3.5%4.5 $173.78 12/30/20221,040,000 shares $172.23 million -18.8%3.3%4.1 $165.61 12/15/20221,280,000 shares $223.17 million -5.2%4.0%4.8 $174.35 11/30/20221,350,000 shares $254.19 million -4.3%4.2%4.7 $188.29 11/15/20221,410,000 shares $269.63 million +6.8%4.4%4.9 $191.23 10/31/20221,320,000 shares $242.31 million -4.4%4.1%4.8 $183.57 10/15/20221,380,000 shares $227.62 million -1.4%4.3%4.8 $164.94 9/30/20221,400,000 shares $220.46 million -20.9%4.3%4.9 $157.47 9/15/20221,770,000 shares $282.16 million +7.3%5.5%6.4 $159.41 8/31/20221,650,000 shares $270.48 million +2.5%5.1%6.2 $163.93 8/15/20221,610,000 shares $294.87 million +12.6%5.0%6.1 $183.15 7/31/20221,430,000 shares $260.83 million -2.1%4.4%4.9 $182.40 7/15/20221,460,000 shares $240.13 million +11.5%4.5%5.1 $164.47 6/30/20221,310,000 shares $201.79 million +14.9%N/A4.2 $154.04 6/15/20221,140,000 shares $192.66 million +4.6%N/A3.6 $169.00 5/31/20221,090,000 shares $190.77 million -7.6%3.2%3.7 $175.02 5/15/20221,180,000 shares $195.77 million -2.5%3.5%3.9 $165.91 4/30/20221,210,000 shares $208.70 million +2.5%3.6%4.1 $172.48 4/15/20221,180,000 shares $201.53 million +49.1%3.5%3.9 $170.79 3/31/2022791,300 shares $149.79 million -26.7%2.3%2.6 $189.30 3/15/20221,080,000 shares $199.14 million -3.6%3.1%4 $184.39 2/28/20221,120,000 shares $204.25 million +7.7%3.2%3.9 $182.37 2/15/20221,040,000 shares $193.03 million +14.7%3.0%3.5 $185.61 1/31/2022906,700 shares $173.66 million +22.5%2.6%3 $191.53 1/15/2022740,100 shares $152.88 million -18.5%2.1%2.5 $206.56 12/31/2021908,200 shares $192.28 million +0.3%2.6%2.9 $211.72 12/15/2021905,200 shares $181.24 million -6.4%2.6%2.7 $200.22 11/30/2021966,900 shares $194.69 million -17.4%2.8%2.9 $201.35 11/15/20211,170,000 shares $258.06 million +4.5%3.4%3.6 $220.56 10/29/20211,120,000 shares $230.08 million -16.4%3.3%3.5 $205.43 10/15/20211,340,000 shares $278.36 million -6.3%3.8%4.1 $207.73 9/30/20211,430,000 shares $247.92 million -17.3%4.1%4.4 $173.37 9/15/20211,730,000 shares $295.83 million +8.1%4.9%5.3 $171.00 8/31/20211,600,000 shares $295.25 million -6.4%4.6%4.9 $184.53 8/13/20211,710,000 shares $311.27 million +6.9%4.9%4.9 $182.03 7/30/20211,600,000 shares $280.61 million -13.0%4.6%4.2 $175.38The Man I Turn to In Times Like This (Ad)A storm is brewing in the markets: new tariffs, recession warnings, and panic in the headlines. That’s when publisher Brett Aitken turns to Whitney Tilson—a man CNBC once dubbed “The Prophet.” Tilson just released a new prediction that runs counter to what mainstream finance is telling you.Market chaos? Hear Tilson’s take now 7/15/20211,840,000 shares $308.64 million -10.2%5.2%4.6 $167.74 6/30/20212,050,000 shares $383.41 million -16.3%5.8%5 $187.03 6/15/20212,450,000 shares $465.11 million -8.2%7.0%5.5 $189.84 5/28/20212,670,000 shares $495.95 million -1.8%7.6%5.6 $185.75 5/14/20212,720,000 shares $506.74 million -10.8%7.7%5.7 $186.30 4/30/20213,050,000 shares $584.72 million -12.1%8.7%6.6 $191.71 4/15/20213,470,000 shares $590.77 million -13.0%9.9%7.2 $170.25 3/31/20213,990,000 shares $580.98 million +2.8%11.3%7.8 $145.61 3/15/20213,880,000 shares $546.42 million No Change10.9%8.2 $140.83 2/26/20213,880,000 shares $479.92 million No Change10.9%8.5 $123.69 2/12/20213,880,000 shares $484.22 million +0.8%10.9%8.1 $124.80 1/29/20213,850,000 shares $477.71 million +12.2%10.9%7.5 $124.08 1/15/20213,430,000 shares $405.05 million -2.6%9.7%6.5 $118.09 12/31/20203,520,000 shares $424.27 million -0.6%9.7%6.3 $120.53 12/15/20203,540,000 shares $397.93 million -0.8%9.8%5.9 $112.41 11/30/20203,570,000 shares $432.47 million +1.7%9.8%6.1 $121.14 11/15/20203,510,000 shares $365.95 million -12.7%9.7%6.3 $104.26 10/30/20204,020,000 shares $360.96 million +17.2%10.9%7.4 $89.79 10/15/20203,430,000 shares $332.16 million +0.6%8.8%6.6 $96.84 9/30/20203,410,000 shares $349.01 million -0.6%8.7%6.7 $102.35 9/15/20203,430,000 shares $360.49 million -0.9%8.8%6.5 $105.10 8/31/20203,460,000 shares $378.14 million +3.0%8.9%6.4 $109.29 8/14/20203,360,000 shares $366.37 million +17.1%8.6%5.2 $109.04 7/31/20202,870,000 shares $284.42 million +21.6%7.3%4.3 $99.10 7/15/20202,360,000 shares $231.28 million +7.8%6.0%3.5 $98.00 6/30/20202,190,000 shares $195.63 million +3.8%5.6%3.5 $89.33 6/15/20202,110,000 shares $206.15 million -0.9%5.4%3.8 $97.70 5/29/20202,130,000 shares $183.50 million +3.4%5.5%3.8 $86.15 5/15/20202,060,000 shares $157.08 million +9.6%5.3%4.2 $76.25 AYI Short Interest - Frequently Asked Questions What is Acuity Brands' current short interest? Short interest is the volume of Acuity Brands shares that have been sold short but have not yet been closed out or covered. As of April 15th, traders have sold 785,900 shares of AYI short. 2.55% of Acuity Brands' shares are currently sold short. Learn More on Acuity Brands' current short interest. What is a good short interest ratio for Acuity Brands? The short interest ratio, also known as the "days to cover ratio", is calculated by dividing the number of shares of a stock sold short divided by its average trading volume. A short interest ratio ranging between 1 and 4 generally indicates strong positive sentiment about a stock and a lack of short sellers. A short interest ratio of 10 or greater indicates strong pessimism about a stock. AYI shares currently have a short interest ratio of 2.0. Learn More on Acuity Brands's short interest ratio. Which institutional investors are shorting Acuity Brands? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Acuity Brands: GTS Securities LLC, Wolverine Trading LLC, Citadel Advisors LLC, Candlestick Capital Management LP, Susquehanna International Group LLP, Concourse Financial Group Securities Inc., Walleye Trading LLC, and Walleye Capital LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for Acuity Brands? Companies that have a short interest as a percentage of float below 10% indicates positive investor sentiment and few short sellers. Stocks with a short interest percentage above 10% is considered high, suggesting some investors are pessimistic about the stock. Companies with a short interest percentage of 20% or more indicates widespread negative sentiment. 2.55% of Acuity Brands' floating shares are currently sold short. Is Acuity Brands' short interest increasing or decreasing? Acuity Brands saw a decline in short interest in April. As of April 15th, there was short interest totaling 785,900 shares, a decline of 6.5% from the previous total of 840,700 shares. Changes in short volume can be used to identify positive and negative investor sentiment. Investors that short sell a stock are betting that its price will decline in the future. An increase in short sale volume suggests bearish (negative) sentiment among investors. A decrease on short sale volume suggests bullish (positive) sentiment. What is Acuity Brands' float size? Acuity Brands currently has issued a total of 30,905,000 shares. Some of Acuity Brands' outstanding shares are available for trading, while others are subject to various restrictions. The public float, also referred to as floating shares or "the float", are shares that publicly owned, unrestricted and available to trade on the open market. Acuity Brands currently has a public float of 30,790,000 shares. How does Acuity Brands' short interest compare to its competitors? 2.55% of Acuity Brands' shares are currently sold short. Here is how the short interest of companies compare to Acuity Brands: Generac Holdings Inc. (5.68%), Enphase Energy, Inc. (11.99%), Belden Inc. (2.99%), Franklin Electric Co., Inc. (1.98%), EnerSys (1.69%), Brady Co. (1.14%), Powell Industries, Inc. (17.85%), Vicor Co. (13.87%), Thermon Group Holdings, Inc. (1.05%), American Superconductor Co. (7.18%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Invesco QQQ ($21.71 billion), iShares 20+ Year Treasury Bond ETF ($9.48 billion), Strategy Incorporated ($8.92 billion), Charter Communications, Inc. ($3.86 billion), Apollo Global Management, Inc. ($3.86 billion), Capital One Financial Co. ($3.72 billion), Super Micro Computer, Inc. ($3.47 billion), AppLovin Co. ($2.64 billion), VanEck Semiconductor ETF ($2.46 billion), and The Kroger Co. ($2.33 billion). View all of the most shorted stocks. What does it mean to sell short Acuity Brands stock? Short selling AYI is an investing strategy that aims to generate trading profit from Acuity Brands as its price is falling. AYI shares are trading up $16.52 today. To short a stock, an investor borrows shares, sells them and buys the shares back on the public market later to return it to the lender. Short sellers are betting that a stock will decline in price. If the stock does drop after selling, the short seller buys it back at a lower price and returns it to the lender. The difference between the sell price and the buy price is the trader's profit. How does a short squeeze work against Acuity Brands? A short squeeze for Acuity Brands occurs when it has a large amount of short interest and its stock increases in price. This forces short sellers to cover their short interest positions by buying actual shares of AYI, which in turn drives the price of the stock up even further. How often is Acuity Brands' short interest reported? Short interest is typically published by a stock exchange once per month. However, NASDAQ publishes a report for U.S. stocks, including AYI, twice per month. The most recent reporting period available is April, 15 2025. More Short Interest Resources from MarketBeat Related Companies GNRC Short Interest Data ENPH Short Interest Data BDC Short Interest Data FELE Short Interest Data ENS Short Interest Data BRC Short Interest Data POWL Short Interest Data VICR Short Interest Data THR Short Interest Data AMSC Short Interest Data Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NYSE:AYI) was last updated on 5/12/2025 by MarketBeat.com Staff From Our PartnersThis Is The Moment You Betray Trump (Or Prove Them Wrong)They said you wouldn’t last—that Bidenflation, Wall Street selloffs, and DEI funds would break your loyalty to...Colonial Metals | SponsoredBlackrock’s Sending THIS Crypto Higher on PurposeWhile everyone's distracted by Bitcoin's moves, a stealth revolution is underway. 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